Bug 395055

Application: dolphin (18.04.0)

Qt Version: 5.10.1
Frameworks Version: 5.46.0
Operating System: Linux 4.16.0-2-amd64 x86_64
Distribution: Debian GNU/Linux testing (buster)

-- Information about the crash:
I was uploading lage file to samba share just like any other time. Dolphin was minimalized. Had some applications opend but nothing that I think woulkd correspond.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc59783e840 (LWP 4724))]

Thread 3 (Thread 0x7fc57d962700 (LWP 4726)):
#0  0x00007fc589d85cd9 in g_mutex_lock () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc589d3f9a3 in g_main_context_prepare () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc589d4036b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc589d4054c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc5912fc1bb in QEventDispatcherGlib::processEvents (this=0x7fc570000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fc59129fb6a in QEventLoop::exec (this=this@entry=0x7fc57d961d30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007fc5910b57ea in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#7  0x00007fc59171fdf5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007fc5910bab4f in QThreadPrivate::start (arg=0x7fc591992d60) at thread/qthread_unix.cpp:376
#9  0x00007fc58c1435aa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#10 0x00007fc5970e4cbf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7fc57fee0700 (LWP 4725)):
#0  0x00007fc5970da5d9 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fc5896800f7 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fc589681d1a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fc582252b19 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fc5910bab4f in QThreadPrivate::start (arg=0x564d9589ec00) at thread/qthread_unix.cpp:376
#5  0x00007fc58c1435aa in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007fc5970e4cbf in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7fc59783e840 (LWP 4724)):
[KCrash Handler]
#6  QHashNode<QByteArray, QVariant>::same_key (key0=..., h0=3737912406, this=0x6e) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qhash.h:158
#7  QHash<QByteArray, QVariant>::findNode (this=this@entry=0x564d95ef7a30, akey=..., h=3737912406) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qhash.h:917
#8  0x00007fc596d5c536 in QHash<QByteArray, QVariant>::findNode (ahp=0x0, akey=..., this=0x564d95ef7a30) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qhash.h:936
#9  QHash<QByteArray, QVariant>::value (akey=..., this=0x564d95ef7a30) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qhash.h:622
#10 KStandardItem::setDataValue (this=this@entry=0x564d95ef7a10, role=..., value=...) at ./src/kitemviews/kstandarditem.cpp:104
#11 0x00007fc596d5c7df in KStandardItem::setIcon (this=0x564d95ef7a10, icon=...) at ./src/kitemviews/kstandarditem.cpp:74
#12 0x00007fc597412330 in PlacesItem::<lambda(bool)>::operator() (isTrashEmpty=<optimized out>, __closure=<optimized out>) at ./src/panels/places/placesitem.cpp:65
#13 QtPrivate::FunctorCall<QtPrivate::IndexesList<0>, QtPrivate::List<bool>, void, PlacesItem::setUrl(const QUrl&)::<lambda(bool)> >::call (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:130
#14 QtPrivate::Functor<PlacesItem::setUrl(const QUrl&)::<lambda(bool)>, 1>::call<QtPrivate::List<bool>, void> (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:240
#15 QtPrivate::QFunctorSlotObject<PlacesItem::setUrl(const QUrl&)::<lambda(bool)>, 1, QtPrivate::List<bool>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=<optimized out>, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:423
#16 0x00007fc5912d12af in QtPrivate::QSlotObjectBase::call (a=0x7ffd87aba380, r=0x7fc59767f610 <Trash::instance()::result>, this=0x564d95ef7c60) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#17 QMetaObject::activate (sender=0x7fc59767f610 <Trash::instance()::result>, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd87aba380) at kernel/qobject.cpp:3750
#18 0x00007fc5912d1867 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fc59767ba00 <Trash::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd87aba380) at kernel/qobject.cpp:3629
#19 0x00007fc597439b2f in Trash::emptinessChanged (this=<optimized out>, _t1=<optimized out>, _t1@entry=false) at ./obj-x86_64-linux-gnu/src/dolphinstatic_autogen/ACC2Q2AKJ6/moc_dolphintrash.cpp:127
#20 0x00007fc597407788 in Trash::<lambda()>::operator() (__closure=0x564d95e212b0) at ./src/trash/dolphintrash.cpp:41
#21 QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, Trash::Trash()::<lambda()> >::call (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:130
#22 QtPrivate::Functor<Trash::Trash()::<lambda()>, 0>::call<QtPrivate::List<>, void> (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:240
#23 QtPrivate::QFunctorSlotObject<Trash::Trash()::<lambda()>, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=0x564d95e212a0, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:423
#24 0x00007fc5912d12af in QtPrivate::QSlotObjectBase::call (a=0x7ffd87aba4a0, r=0x7fc59767f610 <Trash::instance()::result>, this=0x564d95e212a0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#25 QMetaObject::activate (sender=sender@entry=0x564d95e21e80, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3750
#26 0x00007fc5912d1867 in QMetaObject::activate (sender=sender@entry=0x564d95e21e80, m=m@entry=0x7fc5959066a0 <KCoreDirLister::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3629
#27 0x00007fc59568e383 in KCoreDirLister::completed (this=this@entry=0x564d95e21e80) at ./obj-x86_64-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_kcoredirlister.cpp:415
#28 0x00007fc5956a1194 in KCoreDirListerCache::slotUpdateResult (this=0x7fc59590b420 <(anonymous namespace)::Q_QGS_kDirListerCache::innerFunction()::holder>, j=<optimized out>) at ./src/core/kcoredirlister.cpp:1875
#29 0x00007fc5912d12af in QtPrivate::QSlotObjectBase::call (a=0x7ffd87aba770, r=0x7fc59590b420 <(anonymous namespace)::Q_QGS_kDirListerCache::innerFunction()::holder>, this=0x564d965dff80) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#30 QMetaObject::activate (sender=sender@entry=0x564d9656e1e0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffd87aba770) at kernel/qobject.cpp:3750
#31 0x00007fc5912d1867 in QMetaObject::activate (sender=sender@entry=0x564d9656e1e0, m=m@entry=0x7fc592e8f500 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffd87aba770) at kernel/qobject.cpp:3629
#32 0x00007fc592c3a94c in KJob::result (this=this@entry=0x564d9656e1e0, _t1=<optimized out>, _t1@entry=0x564d9656e1e0, _t2=...) at ./obj-x86_64-linux-gnu/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:569
#33 0x00007fc592c3b481 in KJob::finishJob (this=this@entry=0x564d9656e1e0, emitResult=emitResult@entry=true) at ./src/lib/jobs/kjob.cpp:109
#34 0x00007fc592c3d33a in KJob::emitResult (this=this@entry=0x564d9656e1e0) at ./src/lib/jobs/kjob.cpp:293
#35 0x00007fc595651d60 in KIO::SimpleJob::slotFinished (this=this@entry=0x564d9656e1e0) at ./src/core/simplejob.cpp:232
#36 0x00007fc5956466db in KIO::ListJob::slotFinished (this=0x564d9656e1e0) at ./src/core/listjob.cpp:247
#37 0x00007fc5912d12af in QtPrivate::QSlotObjectBase::call (a=0x7ffd87aba9b0, r=0x564d9656e1e0, this=0x564d962dd890) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#38 QMetaObject::activate (sender=sender@entry=0x7fc57002e6e0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3750
#39 0x00007fc5912d1867 in QMetaObject::activate (sender=sender@entry=0x7fc57002e6e0, m=m@entry=0x7fc5959046a0 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x0) at kernel/qobject.cpp:3629
#40 0x00007fc595627963 in KIO::SlaveInterface::finished (this=this@entry=0x7fc57002e6e0) at ./obj-x86_64-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_slaveinterface.cpp:437
#41 0x00007fc59562b954 in KIO::SlaveInterface::dispatch (this=0x7fc57002e6e0, _cmd=<optimized out>, rawdata=...) at ./src/core/slaveinterface.cpp:160
#42 0x00007fc595627f97 in KIO::SlaveInterface::dispatch (this=0x7fc57002e6e0) at ./src/core/slaveinterface.cpp:89
#43 0x00007fc59562d491 in KIO::Slave::gotInput (this=0x7fc57002e6e0) at ./src/core/slave.cpp:406
#44 0x00007fc5912d1195 in QMetaObject::activate (sender=0x564d969291f0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3767
#45 0x00007fc5912d1867 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fc595903400 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3629
#46 0x00007fc5955d0af9 in KIO::Connection::readyRead (this=<optimized out>) at ./obj-x86_64-linux-gnu/src/core/KF5KIOCore_autogen/include/moc_connection_p.cpp:143
#47 KIO::ConnectionPrivate::dequeue (this=0x564d9680b320) at ./src/core/connection.cpp:46
#48 0x00007fc5912d1d02 in QObject::event (this=0x564d969291f0, e=<optimized out>) at kernel/qobject.cpp:1247
#49 0x00007fc5922886cc in QApplicationPrivate::notify_helper (this=this@entry=0x564d958a6ad0, receiver=receiver@entry=0x564d969291f0, e=e@entry=0x564d96800390) at kernel/qapplication.cpp:3732
#50 0x00007fc59228fe84 in QApplication::notify (this=0x7ffd87abb300, receiver=0x564d969291f0, e=0x564d96800390) at kernel/qapplication.cpp:3491
#51 0x00007fc5912a1938 in QCoreApplication::notifyInternal2 (receiver=0x564d969291f0, event=event@entry=0x564d96800390) at kernel/qcoreapplication.cpp:1050
#52 0x00007fc5912a44cd in QCoreApplication::sendEvent (event=0x564d96800390, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#53 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x564d958a4610) at kernel/qcoreapplication.cpp:1740
#54 0x00007fc5912a4a58 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1594
#55 0x00007fc5912fcb73 in postEventSourceDispatch (s=0x564d958e6090) at kernel/qeventdispatcher_glib.cpp:276
#56 0x00007fc589d40287 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#57 0x00007fc589d404c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#58 0x00007fc589d4054c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#59 0x00007fc5912fc19f in QEventDispatcherGlib::processEvents (this=0x564d95904eb0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#60 0x00007fc5822d72c1 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#61 0x00007fc59129fb6a in QEventLoop::exec (this=this@entry=0x7ffd87abb200, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#62 0x00007fc5912a8ed4 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1338
#63 0x00007fc5973ec48a in kdemain (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:163
#64 0x00007fc59700fa87 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
#65 0x0000564d93a5876a in _start ()

Possible duplicates by query: bug 394507, bug 393784, bug 393652, bug 393500, bug 393136.

Reported using DrKonqi